Year | Value | 2022 | 47,946 | 2021 | 48,564 | 2020 | 49,144 | 2019 | 49,719 | 2018 | 50,326 | 2017 | 50,892 | 2016 | 51,527 | 2015 | 52,215 | 2014 | 52,859 | 2013 | 53,560 | 2012 | 54,307 | 2011 | 55,052 | 2010 | 55,790 | 2009 | 56,492 | 2008 | 57,166 | 2007 | 57,857 | 2006 | 58,597 | 2005 | 59,347 | 2004 | 60,070 | 2003 | 60,758 | 2002 | 61,361 | 2001 | 61,880 | 2000 | 62,385 | 1999 | 62,899 | 1998 | 63,406 | 1997 | 63,880 | 1996 | 64,298 | 1995 | 64,645 | 1994 | 64,924 | 1993 | 65,147 | 1992 | 65,322 | 1991 | 65,470 | 1990 | 65,907 | 1989 | 66,445 | 1988 | 66,932 | 1987 | 67,378 | 1986 | 67,771 | 1985 | 68,094 | 1984 | 68,349 | 1983 | 68,552 | 1982 | 68,705 | 1981 | 68,800 | 1980 | 68,927 | 1979 | 69,117 | 1978 | 69,266 | 1977 | 69,343 | 1976 | 69,373 | 1975 | 69,365 | 1974 | 69,278 | 1973 | 69,110 | 1972 | 68,889 | 1971 | 68,611 | 1970 | 68,249 | 1969 | 67,807 | 1968 | 67,321 | 1967 | 66,813 | 1966 | 66,251 | 1965 | 65,646 | 1964 | 65,035 | 1963 | 64,427 | 1962 | 63,773 | 1961 | 63,055 | 1960 | 62,312 |
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